diff --git a/cardcomm/pkcs11/src/Makefile.am b/cardcomm/pkcs11/src/Makefile.am

--- a/cardcomm/pkcs11/src/Makefile.am

+++ b/cardcomm/pkcs11/src/Makefile.am

@@ -4,7 +4,7 @@ AM_CXXFLAGS = -Wall -Wextra -Wno-unused-parameter

 libbeidpkcs11_la_CFLAGS = $(AM_CFLAGS) -DLTC_NO_ASM

 libbeidpkcs11_la_CXXFLAGS = $(AM_CXXFLAGS) -DUSING_DL_OPEN -DEIDMW_CAL_EXPORT -DCAL_BEID -DCARDPLUGIN_IN_CAL -DBEID_35 -DNDEBUG -DBEID_OLD_PINPAD -DLTC_NO_ASM -fvisibility=hidden -I$(srcdir)/common -I$(srcdir)/cardlayer -I$(top_srcdir)/doc/sdk/include/rsaref220 @PCSC_CFLAGS@

 libbeidpkcs11_la_CPPFLAGS = -I$(srcdir)/common -I$(srcdir)/cardlayer -I$(top_srcdir)/doc/sdk/include/rsaref220 @PCSC_CFLAGS@ -DLIBEXECDIR='"$(libexecdir)"'

-libbeidpkcs11_la_LIBADD = @PCSC_LIBS@ @DL_LIBS@

+libbeidpkcs11_la_LIBADD = @PCSC_LIBS@ @DL_LIBS@ -lpthread

 libbeidpkcs11_la_SOURCES = \

 	asn1.c \

 	cal.cpp \

diff --git a/plugins_tools/eid-viewer/Makefile.am b/plugins_tools/eid-viewer/Makefile.am

--- a/plugins_tools/eid-viewer/Makefile.am

+++ b/plugins_tools/eid-viewer/Makefile.am

@@ -107,7 +107,7 @@ dist_eidvinclude_HEADERS = \

 	include/eid-viewer/macros.h

 eid_viewer_LDADD = @GTK_LIBS@ @GIO_LIBS@ @SSL_LIBS@ @XML2_LIBS@ @CURL_LIBS@ @libproxy_LIBS@ $(top_builddir)/plugins_tools/util/liblabels.la libeidviewer.la

-libeidviewer_la_LIBADD = $(top_builddir)/plugins_tools/util/liblabels.la $(top_builddir)/cardcomm/pkcs11/src/libbeidpkcs11.la @SSL_LIBS@ @XML2_LIBS@

+libeidviewer_la_LIBADD = $(top_builddir)/plugins_tools/util/liblabels.la $(top_builddir)/cardcomm/pkcs11/src/libbeidpkcs11.la @SSL_LIBS@ @XML2_LIBS@ -lpthread

 libeidviewer_la_LDFLAGS = -version-info 1:0:1

 AM_CFLAGS = @GTK_CFLAGS@ -I. -I$(srcdir)/include -Igtk -DDATAROOTDIR='"$(datarootdir)"' -I$(top_srcdir)/doc/sdk/include/rsaref220 -I$(top_srcdir)/plugins_tools/util @SSL_CFLAGS@ @GIO_CFLAGS@ @XML2_CFLAGS@ @CURL_CFLAGS@ @libproxy_CFLAGS@ -fvisibility=hidden

 AM_CXXFLAGS = $(AM_CFLAGS)